| Acronym | Meaning |
| HOHAHA | Homonuclear Hartman-Hahn Spectroscopy |
| CCPA | Cluster Coherent Potential Approximation (for Electronic Structure Calcns.) |
| CHORTLE | Carbon-hydrogen Correlation From One-dimensional Polarization-transfer Spectra By Least-squares Analysis |
| LT2ESWTR | Long-Term 2 Enhanced Surface Water Treatment Rule [of US EPA] |
| SERDP | Strategic Environmental Research And Development Program |
| ISAMS | Improved Stratospheric And Mesospheric Sounder |
| DEQ | Department Of Environmental Quality |
| DIGS | Disorder-induced Gap State |
| IWMIS | INEL Industrial Waste Management Information System |
| MCR | Metabolic Clearance Rate |